Your radio microphone is automatically activated, allowing you to communicate with the group of radios
without pressing the
PTT
button. This activated microphone state is also known as hot mic. The hot
mic applies to the first voice transmission from your radio during the Emergency call. For subsequent
transmissions in the same Emergency call, you must press the
PTT
button.
When indirect PTT such as Hot Mic is activated, the audio transmission can be configured in CPS to
route the audio to the radio internal microphone, wired RSM microphone, or Bluetooth wireless
microphone.
Follow the procedure to send Emergency Call with hot mic on your radio.
Procedure:
1
Press the preprogrammed
Emergency
button.
One of the following scenarios occurs:
• The display shows
Emergency
on the current zone and channel. A tone sounds and the
LED blinks red momentarily.
• A tone sounds to indicate that the selected channel does not support emergency and rejects
to launch emergency mode.
2
The microphone remains active for the hot mic time specified in the radio's codeplug
programming.
3
To exit Emergency Call, press and hold the preprogrammed
Emergency
button.
6.10.8
Sending an Emergency Alarm with Emergency Call
When and where to use:
This feature gives your radio priority access on a channel for conventional system, and to a talkgroup
for trunking system.
Procedure:
1
Press the preprogrammed
Emergency
button.
If successful, the display shows
Emergency
on the current zone and channel. You hear a short,
medium-pitched tone and the LED blinks red momentarily.
The radio exits Emergency Alarm and enters the Emergency Call state when one of the
following scenarios occur:
• You receive the dispatcher acknowledgment. The display shows
Ack received
.
• You receive no acknowledgment. The display shows
No acknowledge
.
• You press the
PTT
button while in the Emergency Alarm mode.
If unsuccessful, you hear the radio sounds a short low-pitched tone to indicate the selected
channel does not support emergency and rejects to launch emergency mode.
2
Hold the radio vertically 1 to 2 inches (2.5 to 5.0 cm) from your mouth.
3
Press and hold the
PTT
button. Speak clearly into the microphone.
4
Release the
PTT
button to end the transmission and wait for a response from the dispatcher.
5
To exit Emergency Call, press and hold the preprogrammed
Emergency
button for about a
second.
Turning off the radio also cancels the emergency state.
MN003110A01-AK
Chapter 6: Advanced Features
58